<ul>
    <{foreach item=item from=$block.service}>
    <li><a <{if $block.service_id eq $item.service_id}>class="current"<{/if}> href="<{$xoops_url}>/modules/newsletter/index.php?service_id=<{$item.service_id}>"><{$item.service_menu_name}></a></li>
    <{/foreach}>
</ul>
